Mitchell shared the photo and added: "Something truly amazing happened last night and my heart is overflowing! Love these peeps more than I can ever explain! We were just missing Mack! Feeling so incredibly blessed to have these incredible people in my life!!! #theresnothinglikefamily #7thheaven #love #blessed"

The "Mack" they referred to is Mackenzie Rosman, who played youngest daughter Ruthie.

7th Heaven ran for 11 years on The WB and The CW from 1996-2007. The family drama followed the Camden family living in a fictional California town. The series, created by Brenda Hampton, tackled a variety of subjects from alcoholism to sexual harassment.

During its 11 years on the air, the series produced 243 episodes. Cast members besides the key Camden clan included Ashlee Simpson, Haylie Duff, Tyler Hoechlin and Geoff Stultz.